Tool chuck



FIG. 1 is a perspective view of a tool chuck in accordance with the newdesign;

FIG. 2 is a front view of the tool chuck of FIG. 1, the rear view beinga mirror image;

FIG. 3 is a right side view of the tool chuck of FIG. 1, the left sidebeing a mirror image;

FIG. 4 is a top view of the tool chuck of FIG. 1; and.

FIG. 5 is a bottom view of the tool chuck of FIG. 1.

In the drawings, the broken lines illustrate portions of the tool chuckthat form no part of the claimed design.

CLAIM The ornamental design for a tool chuck, as shown and described.